County Hazards

States › Washington › King County › ZIP 98027

ZIP code 98027, King County, Washington

National Flood Insurance Program claims and payouts recorded for this ZIP code, with county context.

NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. NFIP claims as of 8 Sep 2026.

OpenFEMA lists 240 NFIP claims for ZIP 98027 (King County, Washington), with $5.8M paid on 190 claims since 1978.

That is 7.1% of the 3,384 claims recorded across King County. The average paid claim in the ZIP is $31K, close to the county average of $25K and the Washington average of $29K.

FEMA counts 23 repetitive-loss properties and 7 severe repetitive-loss properties in the ZIP (properties with two or more paid flood claims); their locations are not published.

At county level FEMA counts 4,529 residential flood policies in force, covering 0.8% of residential structures.

240NFIP claims since 1978
190paid claims
$5.8Mtotal paid
$31Kaverage paid claim

Compared with the county and state

MeasureZIP 98027KingWashingtonUS
Claims since 19782403,38416,0742,680,429
Share of claims paid79%79%80%78%
Average paid claim$31K$25K$29K$43K
Share of county claims7.1%100%——
Repetitive-loss properties233531,444—

Claims by year of loss

197820022026
NFIP claims in ZIP 98027 by year of loss, 1978 to 2026.
DecadeClaimsPaid
1970s2$16,725
1980s28$245,172
1990s117$2,318,494
2000s47$2,292,655
2010s11$95,793
2020s35$848,269
Year of lossClaimsPaid claimsAmount paidAverage paid
202543$88,597$29,532
202311$655$655
202243$47,896$15,965
20202622$711,120$32,324
201942$50,658$25,329
201522$10,764$5,382
201053$34,372$11,457
20093433$1,942,673$58,869
200810$0—
200722$12,967$6,484
200685$322,293$64,459
200311$14,721$14,721
200110$0—
199732$5,692$2,846
19963632$1,192,695$37,272
199596$57,178$9,530
199310$0—
199230$0—
199111$13,200$13,200
19906451$1,049,730$20,583
198710$0—
19861815$226,250$15,083
198510$0—
198453$15,230$5,077
198310$0—
198221$3,692$3,692
197922$16,725$8,363

Claims are counted by year of loss as recorded in OpenFEMA's redacted NFIP claims file; amounts combine building, contents and increased-cost-of-compliance payments. ZIP codes in the file are the policyholder's reported ZIP.

County context: King County

King County has 83 weather events in the NCEI record since 1950 (0 in the last 12 months), 35 federal disaster declarations, and an overall National Risk Index rating of "Very High". Flood-type events recorded in the county: 8; hurricane-strength tracks within 50 miles: 0.

Hail: 4 · Tornado: 5 · Flood: 8 · Wind: 7 · Winter: 0 — full county page.

Questions and answers

How many flood insurance claims have been filed in ZIP 98027?

240 claims since 1978 in the OpenFEMA NFIP claims file, 190 of them with a payment.

How much has the NFIP paid out in ZIP 98027?

$5.8M across 190 paid claims (building, contents and increased-cost-of-compliance payments combined), about $31K per paid claim.

Which year had the most flood claims in 98027?

1990, with 64 claims and $1.0M paid.

What county is ZIP 98027 in?

Most claims in this ZIP carry the county code for King County, Washington; ZIP codes can cross county lines. The county page carries the storm record, declarations and risk index for the area.

Provenance

OpenFEMA NfipClaims v3 (as of 8 Sep 2026) and NfipMultipleLossProperties v1 (2 Aug 2026), aggregated by ZIP code and year of loss on this site; no property-level record is shown. County storm figures from NOAA NCEI through 30 Jun 2026. Built 1 Oct 2026. See the guide to redacted NFIP claims and the methodology.